anychart.onDocumentReady(function () {
var data = anychart.data.set([
["Subtotal", { isTotal: true }, { isTotal: true }, { isTotal: true }],
["End", { isTotal: true }, { isTotal: true }, { isTotal: true }],
var seriesData_1 = data.mapAs({ x: 0, value: 1 });
var seriesData_2 = data.mapAs({ x: 0, value: 2 });
var seriesData_3 = data.mapAs({ x: 0, value: 3 });
var chart = anychart.waterfall();
chart.title("Waterfall: enable stack labels");
chart.waterfall(seriesData_1);
chart.waterfall(seriesData_2);
chart.waterfall(seriesData_3);
chart.labels().position("center");
chart.labels().fontColor("white");
chart.stackLabels().enabled(true);
chart.stackLabels().format('Total: {%total}\nStack: {%stack}');
chart.container("container").draw();